Convert your DB9 connector into an RJ45 female connector. Allows you to configure your own specific pinouts or make customized serial connections. You can create customized connections with terminals, serial printers, modems, POS and other serial devices.
High Compatibility: You can use these systems for computer-related equipment such as printers, mice, keyboards, networks, and modems.
Durability: This adapter has a DB9 female plug with flying leads so you have a larger margin of error when you insert the pins which have a gold coating, for a solid connection.
When trying to run a serial connection over a very long distance, it is better to use a phone line to do so. It will cut down on signal loss and interference. These adapters are useful when running serial cables over long distances using networking cable.